/** @addtogroup MCD_MCDIMPL_DAEMON_CONHDLR
 * @{
 * @file
 *
 * MobiCore driver class.
 * The MobiCore driver class implements the ConnectionHandler interface.
 *
 * <!-- Copyright Giesecke & Devrient GmbH 2009 - 2012 -->
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote
 *    products derived from this software without specific prior
 *    written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef MOBICOREDRIVER_H_
#define MOBICOREDRIVER_H_

#include "Server/public/ConnectionHandler.h"
#include "Server/public/Server.h"

#include "MobiCoreDevice.h"
#include <string>
#include <list>


#define MAX_SERVERS 2

class MobicoreDriverResources {
public:
	Connection *conn;
	CWsm* pTciWsm;
	uint8_t *tci;
	uint32_t sessionId;
	
	MobicoreDriverResources(
		Connection *conn,
		uint8_t* tci,
		CWsm* pTciWsm,
		uint32_t sessionId
	) {
		this->conn = conn;
		this->pTciWsm = pTciWsm;
		this->sessionId = sessionId;
	};
};

typedef std::list<MobicoreDriverResources*> driverResourcesList_t;

class MobiCoreDriverDaemon : ConnectionHandler {

public:

	/**
	 * Create daemon object
	 *
	 * @param enableScheduler Enable NQ IRQ scheduler
	 * @param loadMobicore Load mobicore image to DDR
	 * @param mobicoreImage Mobicore image path
	 * @param donateRamSize Ram donation size in bytes
	 */
	MobiCoreDriverDaemon(
		bool enableScheduler,
		/**< Mobicore loading to DDR */
		bool loadMobicore,
		std::string mobicoreImage,
		unsigned int donateRamSize,
		/**< Mobicore driver loading at start-up */
		bool loadDriver,
		std::string driverPath
	);

	virtual ~MobiCoreDriverDaemon(
	    void
	);

	void dropConnection(
	    Connection *connection
	);

	bool handleConnection(
	    Connection *connection
	);

	void run(
		void
	);

private:

	MobiCoreDevice *mobiCoreDevice;
	/**< Flag to start/stop the scheduler */
	bool enableScheduler;
	/**< Flag to load mobicore image to DDR */
	bool loadMobicore;
	/**< Mobicore image location */
	std::string mobicoreImage;
	/**< Ram size to donate */
	unsigned int donateRamSize;
	bool loadDriver;
	std::string driverPath;
	/**< List of resources for the loaded drivers */
	driverResourcesList_t driverResources;
	/**< List of servers processing connections */	
	Server *servers[MAX_SERVERS];

	size_t writeResult(
		Connection  *connection,
		mcDrvRsp_t  code
	);

	/**
		* Resolve a device ID to a MobiCore device.
		*
		* @param deviceId Device identifier of the device.
		* @return Reference to the device or NULL if device could not be found.
		*/
	MobiCoreDevice *getDevice(
		uint32_t deviceId
	);
	
	/**
	 * Load Device driver
	 *
	 * @param driverPath Path to the driver file
	 * @return True for success/false for failure
	 */
	bool loadDeviceDriver(
		std::string driverPath
	);

	void processOpenDevice(
		Connection *connection
	);

	void processOpenSession(
		Connection *connection
	);

	void processNqConnect(
		Connection *connection
	);

	void processCloseDevice(
		Connection *connection
	);

	void processNotify(
		Connection *connection
	);

	void processCloseSession(
		Connection *connection
	);

	void processMapBulkBuf(
		Connection *connection
	);

	void processUnmapBulkBuf(
		Connection *connection
	);

	void processGetVersion(
		Connection *connection
	);

	void processGetMobiCoreVersion(
		Connection *connection
	);
};

#endif /* MOBICOREDRIVER_H_ */

/** @} */
